./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:45:45,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:45:45,475 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-03 00:45:45,480 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:45:45,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:45:45,505 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:45:45,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:45:45,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:45:45,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:45:45,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:45:45,508 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:45:45,509 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:45:45,509 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:45:45,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:45:45,510 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:45:45,511 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 00:45:45,511 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 00:45:45,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:45:45,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:45:45,513 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:45:45,513 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:45:45,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:45:45,515 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:45:45,515 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:45:45,515 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:45:45,516 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:45:45,516 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:45:45,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:45:45,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:45:45,518 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:45:45,518 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:45:45,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:45:45,519 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 [2023-12-03 00:45:45,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:45:45,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:45:45,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:45:45,757 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:45:45,757 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:45:45,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2023-12-03 00:45:48,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:45:48,821 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:45:48,822 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2023-12-03 00:45:48,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/data/50be71df6/24960bddd874477892abc11e96c44dab/FLAG3332b17bf [2023-12-03 00:45:48,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/data/50be71df6/24960bddd874477892abc11e96c44dab [2023-12-03 00:45:48,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:45:48,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:45:48,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:45:48,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:45:48,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:45:48,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:45:48" (1/1) ... [2023-12-03 00:45:48,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3846ed37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:48, skipping insertion in model container [2023-12-03 00:45:48,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:45:48" (1/1) ... [2023-12-03 00:45:48,927 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:45:49,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:45:49,418 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:45:49,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:45:49,594 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:45:49,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49 WrapperNode [2023-12-03 00:45:49,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:45:49,596 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:45:49,596 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:45:49,596 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:45:49,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,712 INFO L138 Inliner]: procedures = 177, calls = 449, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1895 [2023-12-03 00:45:49,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:45:49,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:45:49,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:45:49,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:45:49,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:45:49,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:45:49,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:45:49,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:45:49,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:49" (1/1) ... [2023-12-03 00:45:49,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:45:49,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:45:49,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:45:49,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_148492fb-d95e-4c46-9f1d-4fbfed6c592c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:45:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:45:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:45:50,171 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:45:50,173 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:45:52,803 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:45:54,193 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:45:54,193 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-12-03 00:45:54,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:45:54 BoogieIcfgContainer [2023-12-03 00:45:54,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:45:54,195 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:45:54,195 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:45:54,203 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:45:54,204 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:45:54,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:54,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 200 states and 328 transitions. [2023-12-03 00:45:54,262 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 328 transitions. [2023-12-03 00:45:54,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:45:54,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:54,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:54,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:45:54,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:54,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 201 states and 330 transitions. [2023-12-03 00:45:54,465 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 330 transitions. [2023-12-03 00:45:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:45:54,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:54,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:54,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:45:54,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:45:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:45:54,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:54,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 201 states and 326 transitions. [2023-12-03 00:45:54,631 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 326 transitions. [2023-12-03 00:45:54,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 00:45:54,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:54,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:54,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:45:54,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:45:54,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:45:54,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:54,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 201 states and 318 transitions. [2023-12-03 00:45:54,729 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 318 transitions. [2023-12-03 00:45:54,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 00:45:54,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:54,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:54,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:45:54,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:45:54,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:45:54,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:54,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 201 states and 306 transitions. [2023-12-03 00:45:54,880 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 306 transitions. [2023-12-03 00:45:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:45:54,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:54,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:55,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:45:55,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:45:55,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:46:05,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:46:15,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:46:15,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:46:15,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 201 states and 292 transitions. [2023-12-03 00:46:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 292 transitions. [2023-12-03 00:46:15,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 00:46:15,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:46:15,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:46:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:46:15,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:46:15,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:46:15,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:46:25,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:46:35,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:46:46,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:46:56,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:47:06,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:47:16,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:47:26,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:47:36,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:47:36,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:47:36,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 253 states and 355 transitions. [2023-12-03 00:47:36,722 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 355 transitions. [2023-12-03 00:47:36,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 00:47:36,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:47:36,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:47:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:47:37,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:47:37,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:47:37,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:47:37,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:47:37,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 253 states and 353 transitions. [2023-12-03 00:47:37,086 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 353 transitions. [2023-12-03 00:47:37,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 00:47:37,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:47:37,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:47:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:47:37,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:47:37,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:47:37,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:47:37,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:47:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 253 states and 351 transitions. [2023-12-03 00:47:37,459 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 351 transitions. [2023-12-03 00:47:37,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 00:47:37,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:47:37,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:47:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:47:37,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:47:37,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:47:37,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:47:37,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:47:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 253 states and 349 transitions. [2023-12-03 00:47:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 349 transitions. [2023-12-03 00:47:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 00:47:37,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:47:37,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:47:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:47:38,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:47:38,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:47:38,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:47:48,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:47:48,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:47:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 253 states and 347 transitions. [2023-12-03 00:47:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 347 transitions. [2023-12-03 00:47:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 00:47:48,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:47:48,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:47:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:47:48,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:47:48,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:47:48,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:47:58,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:47:58,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:47:58,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 253 states and 345 transitions. [2023-12-03 00:47:58,635 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 345 transitions. [2023-12-03 00:47:58,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:47:58,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:47:58,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:47:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:47:59,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:47:59,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:47:59,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:48:09,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:48:19,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:48:29,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:48:39,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:48:39,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:48:39,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 256 states and 347 transitions. [2023-12-03 00:48:39,318 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 347 transitions. [2023-12-03 00:48:39,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:48:39,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:48:39,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:48:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:48:39,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:48:39,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:48:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:48:39,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:48:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 256 states and 345 transitions. [2023-12-03 00:48:39,686 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 345 transitions. [2023-12-03 00:48:39,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:48:39,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:48:39,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:48:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:48:40,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:48:40,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:48:40,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:48:50,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:49:00,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:49:10,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:49:20,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:49:20,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:20,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 259 states and 347 transitions. [2023-12-03 00:49:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 347 transitions. [2023-12-03 00:49:20,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:49:20,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:20,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:20,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:49:20,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:20,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:20,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 259 states and 345 transitions. [2023-12-03 00:49:20,641 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 345 transitions. [2023-12-03 00:49:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 00:49:20,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:20,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:21,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:49:21,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:21,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:21,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 266 states and 353 transitions. [2023-12-03 00:49:21,206 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 353 transitions. [2023-12-03 00:49:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 00:49:21,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:21,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:21,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:49:21,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:21,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:21,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:21,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 273 states and 361 transitions. [2023-12-03 00:49:21,881 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 361 transitions. [2023-12-03 00:49:21,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:49:21,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:21,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:22,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:49:22,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:22,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:22,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:22,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 273 states and 360 transitions. [2023-12-03 00:49:22,213 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 360 transitions. [2023-12-03 00:49:22,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:49:22,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:22,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:22,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:49:22,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:22,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:22,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:22,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 273 states and 359 transitions. [2023-12-03 00:49:22,652 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 359 transitions. [2023-12-03 00:49:22,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 00:49:22,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:22,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:23,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:49:23,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:23,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:23,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 281 states and 369 transitions. [2023-12-03 00:49:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 369 transitions. [2023-12-03 00:49:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 00:49:23,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:23,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:23,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:49:23,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:23,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:24,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:24,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 289 states and 379 transitions. [2023-12-03 00:49:24,311 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 379 transitions. [2023-12-03 00:49:24,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 00:49:24,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:24,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:24,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:49:24,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:24,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:49:25,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:25,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 290 states and 381 transitions. [2023-12-03 00:49:25,517 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 381 transitions. [2023-12-03 00:49:25,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 00:49:25,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:25,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:25,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:49:25,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:25,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:49:26,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:26,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 291 states and 383 transitions. [2023-12-03 00:49:26,498 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 383 transitions. [2023-12-03 00:49:26,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:49:26,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:26,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:26,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:49:26,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:26,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 291 states and 381 transitions. [2023-12-03 00:49:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 381 transitions. [2023-12-03 00:49:26,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:49:26,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:26,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:27,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:49:27,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:27,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:27,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 291 states and 379 transitions. [2023-12-03 00:49:27,431 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 379 transitions. [2023-12-03 00:49:27,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 00:49:27,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:27,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:27,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:49:27,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:27,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:49:28,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 294 states and 381 transitions. [2023-12-03 00:49:28,701 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 381 transitions. [2023-12-03 00:49:28,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 00:49:28,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:28,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:29,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:49:29,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:49:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 297 states and 383 transitions. [2023-12-03 00:49:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 383 transitions. [2023-12-03 00:49:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-03 00:49:29,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:29,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:49:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:30,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:49:30,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:30,256 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:49:40,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:49:44,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:49:54,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:50:04,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:50:15,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:50:25,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:50:35,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:50:45,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:50:45,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:45,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 349 states and 447 transitions. [2023-12-03 00:50:45,553 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 447 transitions. [2023-12-03 00:50:45,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 00:50:45,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:45,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:46,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:50:46,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:46,192 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:50:56,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:06,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:16,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:26,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:26,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:26,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 352 states and 449 transitions. [2023-12-03 00:51:26,379 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 449 transitions. [2023-12-03 00:51:26,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 00:51:26,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:26,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:26,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:51:26,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:51:37,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:47,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:57,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:52:07,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:52:07,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:07,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 355 states and 451 transitions. [2023-12-03 00:52:07,239 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 451 transitions. [2023-12-03 00:52:07,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-03 00:52:07,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:07,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:07,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:52:07,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:08,027 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:52:08,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:08,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 362 states and 459 transitions. [2023-12-03 00:52:08,244 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 459 transitions. [2023-12-03 00:52:08,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-03 00:52:08,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:08,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:08,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:52:08,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:08,950 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:52:09,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:09,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 369 states and 467 transitions. [2023-12-03 00:52:09,176 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 467 transitions. [2023-12-03 00:52:09,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-03 00:52:09,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:09,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:09,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 1160 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:52:09,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:09,957 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:52:10,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:10,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 377 states and 477 transitions. [2023-12-03 00:52:10,266 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 477 transitions. [2023-12-03 00:52:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-03 00:52:10,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:10,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:10,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 1160 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:52:10,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:11,031 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:52:11,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:11,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 385 states and 487 transitions. [2023-12-03 00:52:11,445 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 487 transitions. [2023-12-03 00:52:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-03 00:52:11,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:11,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:12,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:52:12,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:12,215 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:52:13,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:13,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 386 states and 489 transitions. [2023-12-03 00:52:13,327 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 489 transitions. [2023-12-03 00:52:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-03 00:52:13,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:13,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:13,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:52:13,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:52:16,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:52:16,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:16,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 387 states and 491 transitions. [2023-12-03 00:52:16,430 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 491 transitions. [2023-12-03 00:52:16,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 00:52:16,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:16,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:17,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:52:17,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:17,181 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:52:17,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:17,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 390 states and 493 transitions. [2023-12-03 00:52:17,475 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 493 transitions. [2023-12-03 00:52:17,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 00:52:17,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:17,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:18,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:52:18,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:52:19,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:52:19,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:19,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 393 states and 495 transitions. [2023-12-03 00:52:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 495 transitions. [2023-12-03 00:52:19,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-03 00:52:19,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:19,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:20,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 1479 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:52:20,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:20,833 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:52:30,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:52:40,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:52:50,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:53:01,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:53:11,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:53:21,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:53:31,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:53:41,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:53:41,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:53:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 445 states and 559 transitions. [2023-12-03 00:53:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 559 transitions. [2023-12-03 00:53:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-03 00:53:41,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:53:41,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:53:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:53:42,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 1502 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:53:42,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:53:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:53:52,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:54:02,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:54:12,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:54:22,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:54:22,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:54:22,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 448 states and 561 transitions. [2023-12-03 00:54:22,793 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 561 transitions. [2023-12-03 00:54:22,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-03 00:54:22,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:54:22,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:54:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:54:23,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 1502 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:54:23,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:54:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:54:33,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:54:43,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:54:53,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:55:03,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:55:03,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:03,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 451 states and 563 transitions. [2023-12-03 00:55:03,943 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 563 transitions. [2023-12-03 00:55:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-03 00:55:03,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:03,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:04,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 1605 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:55:04,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:04,999 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:55:05,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:05,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 458 states and 571 transitions. [2023-12-03 00:55:05,200 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 571 transitions. [2023-12-03 00:55:05,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-03 00:55:05,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:05,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:06,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 1605 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:55:06,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:06,196 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:55:06,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:06,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 465 states and 579 transitions. [2023-12-03 00:55:06,572 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 579 transitions. [2023-12-03 00:55:06,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 00:55:06,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:06,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:07,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 1636 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:55:07,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:55:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 473 states and 589 transitions. [2023-12-03 00:55:07,897 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 589 transitions. [2023-12-03 00:55:07,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 00:55:07,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:07,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:08,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 1636 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:55:08,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:55:09,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:09,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 481 states and 599 transitions. [2023-12-03 00:55:09,249 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 599 transitions. [2023-12-03 00:55:09,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 00:55:09,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:09,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:10,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 1653 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:55:10,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:55:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 482 states and 601 transitions. [2023-12-03 00:55:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 601 transitions. [2023-12-03 00:55:11,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 00:55:11,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:11,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:12,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 1653 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:55:12,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:12,566 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:55:13,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:55:14,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 483 states and 603 transitions. [2023-12-03 00:55:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 603 transitions. [2023-12-03 00:55:14,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-03 00:55:14,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:14,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:15,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 1741 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:55:15,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:15,437 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:55:16,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:16,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 486 states and 605 transitions. [2023-12-03 00:55:16,655 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 605 transitions. [2023-12-03 00:55:16,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-03 00:55:16,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:16,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:17,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 1741 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:55:17,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:17,755 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:55:19,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:55:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:19,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 489 states and 607 transitions. [2023-12-03 00:55:19,664 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 607 transitions. [2023-12-03 00:55:19,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-03 00:55:19,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:19,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:20,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 1955 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:55:20,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:21,008 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:55:31,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:55:41,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:55:51,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:56:01,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:56:11,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:56:21,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:56:31,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:56:41,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:56:41,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:41,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 541 states and 671 transitions. [2023-12-03 00:56:41,986 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 671 transitions. [2023-12-03 00:56:41,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:56:41,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:41,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:43,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 1978 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:56:43,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:56:43,313 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:56:53,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:03,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:13,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:23,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:57:23,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 544 states and 673 transitions. [2023-12-03 00:57:23,549 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 673 transitions. [2023-12-03 00:57:23,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:57:23,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:57:23,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:57:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:24,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 1978 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:57:24,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:57:24,975 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:57:35,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:45,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:55,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:05,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:05,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:05,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 547 states and 675 transitions. [2023-12-03 00:58:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 675 transitions. [2023-12-03 00:58:05,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-12-03 00:58:05,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:05,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:06,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 2081 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:06,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:06,702 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 554 states and 683 transitions. [2023-12-03 00:58:06,933 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 683 transitions. [2023-12-03 00:58:06,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-12-03 00:58:06,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:06,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:07,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 2081 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:07,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:08,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 561 states and 691 transitions. [2023-12-03 00:58:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 691 transitions. [2023-12-03 00:58:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-03 00:58:08,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:08,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:09,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 2112 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:09,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:10,078 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:10,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:10,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 569 states and 701 transitions. [2023-12-03 00:58:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 701 transitions. [2023-12-03 00:58:10,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-03 00:58:10,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:10,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:11,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 2112 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:11,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:12,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:12,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 577 states and 711 transitions. [2023-12-03 00:58:12,349 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 711 transitions. [2023-12-03 00:58:12,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-03 00:58:12,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:12,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:13,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 2129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:13,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:15,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:58:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:15,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 578 states and 713 transitions. [2023-12-03 00:58:15,842 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 713 transitions. [2023-12-03 00:58:15,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-03 00:58:15,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:15,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:16,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 2129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:16,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:17,276 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:19,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:58:19,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:19,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 579 states and 715 transitions. [2023-12-03 00:58:19,730 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 715 transitions. [2023-12-03 00:58:19,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 00:58:19,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:19,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:20,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 2217 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:20,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:21,178 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:58:22,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:58:23,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:23,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 582 states and 717 transitions. [2023-12-03 00:58:23,176 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 717 transitions. [2023-12-03 00:58:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 00:58:23,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:23,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:24,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 2217 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:24,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:24,637 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:58:26,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:26,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 585 states and 719 transitions. [2023-12-03 00:58:26,025 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 719 transitions. [2023-12-03 00:58:26,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-03 00:58:26,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:26,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:27,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 2431 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:58:27,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:27,654 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:37,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:47,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:57,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:07,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:18,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:28,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:38,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:48,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:48,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 637 states and 783 transitions. [2023-12-03 00:59:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 783 transitions. [2023-12-03 00:59:48,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-03 00:59:48,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:48,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:49,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 2454 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:59:49,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:50,183 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:00:00,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:10,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:20,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:30,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:30,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 640 states and 785 transitions. [2023-12-03 01:00:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 785 transitions. [2023-12-03 01:00:30,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-03 01:00:30,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:30,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:31,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 2454 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:00:31,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:32,065 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:00:42,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []